package com.atguigu.service.impl;

import com.atguigu.dao.DeployGoalDao;
import com.atguigu.dao.impl.DeployGoalDaoImpl;
import com.atguigu.pojo.Page;
import com.atguigu.pojo.DeployGoal;
import com.atguigu.service.DeployGoalService;

import java.util.List;

public class DeployGoalServiceImpl implements DeployGoalService {
    DeployGoalDao deployGoalDao=new DeployGoalDaoImpl();
    @Override
    public void addDeployGoal(DeployGoal deployGoal) {
        deployGoalDao.addDeployGoal(deployGoal);
    }

    @Override
    public void updateDeployGoal(DeployGoal deployGoal) {
        deployGoalDao.updateDeployGoal(deployGoal);
    }

    @Override
    public void deleteDeployGoalById(String id) {
        deployGoalDao.deleteDeployGoalById(id);
    }

    @Override
    public DeployGoal queryDeployGoalById(String id) {
        return deployGoalDao.queryDeployGoalById(id);
    }

    @Override
    public List<DeployGoal> queryDeployGoals() {
        return deployGoalDao.queryDeployGoals();
    }

    @Override
    public Page page(Integer pageNo, Integer pageSize) {
        Page<DeployGoal> page=new Page<>();
        page.setPagesize(pageSize);
        Integer pageTotalCount=deployGoalDao.queryForPageTotalCount();
        page.setPageTotalCount(pageTotalCount);
        Integer pageTotal=pageTotalCount/pageSize;
        if(pageTotalCount % pageSize >0){
            pageTotal++;//总条数,除以一页条数,大于0,页码数+1
        }
        page.setPageTotal(pageTotal);
        System.out.println("pageNo 原来是 is:"+pageNo);
        if(pageNo<1){//防止用户输入量太大
            pageNo=1;
        }else if(pageNo>pageTotal){
            pageNo=pageTotal;
        }
        page.setPageNo(pageNo);//当前页码
        System.out.println("pageNo 现在是 is:"+pageNo);
        System.out.println("pageTotal is:"+pageTotal);
        //要得到的是page的items
        Integer begin=(page.getPageNo()-1)*pageSize;
        List<DeployGoal> items=deployGoalDao.queryForPageItems(begin,pageSize);
        page.setItems(items);
        return page;
    }
}
